/*
 * Alloy Analyzer
 * Copyright (c) 2002 Massachusetts Institute of Technology
 *
 * The Alloy Analyzer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * The Alloy Analyzer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with the Alloy Analyzer; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package alloy.util;

/** A range of integers.  Immutable.  Represents integers between "from" (inclusive) and "to" (exclusive). */
public class IntRange {
    public final int from;
    public final int to;

    public IntRange(int from_, int to_) {
	from = from_; to = to_;
    }

    public boolean contains(int val_) { return from <= val_ && val_ < to; }

    public String toString() { return "[" + from + "-" + to + "]"; }
}

